BIOl 252 Wk 2 Practice Questions
The fundamental structural and functional unit of the nervous system,
responsible for transmitting and processing information. - correct answer
✔ ✔ Neuron
Branch-like extensions of a neuron that receive signals from other
neurons or sensory receptors. - correct answer✔ ✔ Dendrite
The main output structure of a neuron, responsible for transmitting
electrical signals away from the cell body. - correct answer✔ ✔
Axon
Specialized junction where a neuron communicates with another neuron
or a target cell. - correct answer✔ ✔ Synapse
The myelin sheath is formed by oligodendrocytes in the peripheral
nervous system and Schwann cells in the central nervous system. -
correct answer✔ ✔ False
Which type of ion channel opens in response to a change in membrane
potential and is responsible for generating action potentials? - correct
answer✔ ✔ Voltage-gated channel
The fundamental structural and functional unit of the nervous system,
responsible for transmitting and processing information. - correct answer
✔ ✔ Neuron
Branch-like extensions of a neuron that receive signals from other
neurons or sensory receptors. - correct answer✔ ✔ Dendrite
The main output structure of a neuron, responsible for transmitting
electrical signals away from the cell body. - correct answer✔ ✔
Axon
Specialized junction where a neuron communicates with another neuron
or a target cell. - correct answer✔ ✔ Synapse
The myelin sheath is formed by oligodendrocytes in the peripheral
nervous system and Schwann cells in the central nervous system. -
correct answer✔ ✔ False
Which type of ion channel opens in response to a change in membrane
potential and is responsible for generating action potentials? - correct
answer✔ ✔ Voltage-gated channel
